-
clearing in pine flats of the Madrean highlands on shallow volcanic soil and gravels over rhyolitic tuff substrate
-
low ridge top opening in pine understory on shallow, gravelly, volcanic rhyolitic tuff soils
-
low ridge top opening in pine understory on shallow, gravelly, volcanic rhyolitic tuff soils
-
low ridge top opening in pine understory on shallow, gravelly, volcanic rhyolitic tuff soils
-
low ridge top opening in pine understory on shallow, gravelly, volcanic rhyolitic tuff soils
-
low ridge top opening in pine understory on shallow, gravelly, volcanic rhyolitic tuff soils
-
low ridge top opening in pine understory on shallow, gravelly, volcanic rhyolitic tuff soils
-
partly shaded pine understory on volcanic tuff substrate.
-
partly shaded pine understory on volcanic tuff substrate.